There are not only illite, but also asphalt, microcrystalline quartz, dolomite, calcite, anorthite, gypsum, and such as potential damage materials.

储层不仅含伊利石，还育沥青、微晶石英、白云石、方解石、钙长石和石膏等潜在损害物质。

Moreover, two types of cements of limnic calcite and limnic dolomite and hydrothermal dolomite of reburial period are included in the karst rocks.

育有淡水方解石和淡水白云石2种胶结物类型，及再埋藏期沉淀的热液异形白云石。

Taking into account of the biogenic components, the algal dolomite, the main component of algal reefs, consisted of Cladosiphonia sinensis, Serpula shandongensis etc.

礁体在成分上枝管藻、龙介虫等构成的藻白云为主，具有良好的储集性能。

The secondary dolomite and paleokarst of the Lower Permian Series in Sichuan Basin is one of the important atectonic reserviors in the basin.

四川盆地下二叠统次生白云及古下二叠统主要的非构造圈闭储层之一。

Middle-Upper Cambrian dolomites in Shimen,Hunan Province,are mainly composed of anhedral micritic dolomite,euhedral and subhedral granular dolomites,grain dolomite.

湖南石门上寒武统白云极其育,类型多样,不同类型的白云其成因机理和白云石化模式各不相同。

Sometimes the composition mineral besides the antigorite and the chrysotile, contains the few dolomite, the magnesite, the tremolite and the olivine and so on.

组成矿物除叶蛇纹石和纤蛇纹石外，有时含少量的白云石、菱镁矿、透闪石和橄榄石等。

Using dolomite and sinter magnesia clinker as a main material and added with alkali metal phosphate binder and additives,amagnesia-calcia coating material has been developed.

采用白云石配适量的镁砂熟料和磷酸盐结合剂及复合外加剂研制出了具有较好性能的镁钙质间包涂料。

There is siderite, iron dolomite , calcite, Barite, pyrite, anatase, rutile, piece quartz, the mica ( or hydromica ), diaspore,etc. in the impurity in the mineral .

杂质矿物见有菱铁矿，铁白云石，方解石，重晶石、黄铁矿，锐钛矿，金红石，碎屑石英，云母（或水云母），水铝石等。